1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
power supply
1
2
3
GROUND
REM
+12V
bass boost
45Hz 0-12dB
power
P1
A5
FUSE
P2
HI-IN auto ON
A1
GX-A602
A2
PRT
INPUT SENS
0.2V-4V
A1
A2
A3
A4
LP
FLAT
A6
L -out
2
Ω
/4
Ω
L input
Class AB Audio Power Amplifier
input selector
variable crossover
1
2
3
4
HI IN
Pitch 2.5mm
A
bass boost
45Hz 0-12dB
B5
INPUT SENS
0.2V-4V
crossover
80Hz 12dB/ oct
B1
B2
B3
HP/LP pass
B4
LP
FLAT
B6
4R +out
2
Ω
/4
Ω
R input
Class AB Audio Power Amplifier
input selector
variable crossover
A
A1
A2
3
2
1
4
A
7
6
5
8
B
HP
HP
10Hz
80Hz
＞
40KH z
crossover
80Hz 12dB/ oct
HP/LP pass
10Hz
80Hz
＞
40KHz
JBL GX-A602 BLOCK DIAGRAM